<!DOCTYPE html />
<html xmlns="http://www.w3.org/1999/xhtml">
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
        <title>Box2D 教程 DEMO 1</title>
		<script src="lib/protoclass.js"></script>
	    <script src='lib/box2d.js'></script>
	    <script src='js.js'></script>
    </head>
    <body onLoad="init();">
    <div style="position:relative">
        <canvas id="canvas" width='800' height='480' style="background:url(images/game_on.jpg)"></canvas>
        <input type="text" style="position:absolute; left:20px; top:20px;"></input>
    </div>
    </body>
</html>
